(0 16 2)(1 17 9 6 3)(4 14 13 10 7)(5 21 19)(8 12 11)(15 20 18)
ALLOWS (11/8)-SEQUENCE
1: (0 4 10)
(0 7 4 16 2)(1 17 9 6 3)(5 21 19)(8 12 11)(10 14 13)(15 20 18)
2: (1 17 9)
(0 7 4 16 2)(1 6 3)(5 21 19)(8 12 11)(9)(10 14 13)(15 20 18)(17)
3: (0 7 2)
(0)(1 6 3)(2 4 16)(5 21 19)(7)(8 12 11)(9)(10 14 13)(15 20 18)(17)
4: (1 6 3)
(0)(1)(2 4 16)(3)(5 21 19)(6)(7)(8 12 11)(9)(10 14 13)(15 20 18)(17)